TeePublic is an online marketplace where shoppers can browse and buy graphic apparel and other designs contributed by third-party designers. Its catalog includes T-shirts in styles such as classic, heavyweight, tri-blend, streetwear, premium V-neck, vintage, tall, and active, with sizes ranging from S to 5XL. Product pages provide details such as fabric composition and sizing, and customers can search by topic, explore categories, and discover designs through tags and featured artists.

The platform also supports artists with opportunities to create and sell designs, including artist sign-up and store-related resources. For shoppers, TeePublic offers account features, order-status information, shipping details, coupons, and customer support. Its site lists free exchanges and provides information about refunds and returns, with a stated aim of helping customers resolve problems with an order. Promotions may include discounts on qualifying purchases and free shipping above a specified order value. Customers can subscribe to the newsletter for sales and updates, and browse the platform’s blog, designer directory, and newest or featured designs.